// The MIT License (MIT)
// Copyright (c) 2011 Akiyoshi Ochiai
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to 
// deal in the Software without restriction, including without limitation the 
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is 
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in 
// all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
// 
#ifndef SPEECH_RECOG_JULIUS_CHAR_CONVERTER_H_
#define SPEECH_RECOG_JULIUS_CHAR_CONVERTER_H_

#include <cstdlib>
#include <string>
#include <vector>

#include <boost/noncopyable.hpp>

#include <iconv.h>

namespace speech_recog_julius {

class CharConverter : private boost::noncopyable {
 public:
  CharConverter(std::string const& from_encoding,
                std::string const& to_encoding);
  ~CharConverter();
  std::string Convert(std::string const& source);
 private:
  std::vector<char> buffer_;
  ::iconv_t handle_;
};

} // end namespace speech_recog_julius

#endif//SPEECH_RECOG_JULIUS_CHAR_CONVERTER_H_

